fundamental triangle height 原始三角形高度
The fundamental problems of ZA27 alloy squeeze casting with high ratio of height to thickness were studied in this paper.
本文主要研究了大高径比ZA27合金铸件挤压铸造过程的若干基本问题。
Some empirical relationships for non-seismic design RC structures are now used in several design codes to relate the fundamental period to the height of a building.
现行规范中已存在许多经验公式去描述非抗震设计的钢筋混凝土结构的自振周期与建筑高度的关系。
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